Lesser Short-tailed Rat vs Ray

Brachyuromys betsileoensis compared with Sympterygia bonapartii

Key Differences

• Lesser Short-tailed Rat is Least Concern while Ray is Near Threatened.

Taxonomic Classification

Rank	Lesser Short-tailed Rat	Ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Rajiformes (Rajiformes)
Family	Nesomyidae	Arhynchobatidae
Genus	Brachyuromys	Sympterygia
Species	Brachyuromys betsileoensis	Sympterygia bonapartii

Evolutionary Relationship

Lesser Short-tailed Rat and Ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Short-tailed Rat

LC — Least Concern

Ray

NT — Near Threatened

Physical Characteristics

Attribute	Lesser Short-tailed Rat	Ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesser Short-tailed Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ray

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Chile. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.